In the season's first grand slam, Australian open, Leander Paes and his partner Martina Hingis have reached mixed doubles finals. In the semi finals played at Melbourne today, Indo Swiss duo, Paes and Hingis defeated Chinese Taipei's Su-Wei Hsieh and Uruguay's Pablo Cuevas 7-5, 6-4.Later today, Sania Mirza along with her Brazilian partner Bruno Soares, will figure in the other semi final of the mixed doubles against French-Canadian duo of Kristina Mladenovic-Daniel Nestor.